Telecommunications Management Act Article 58

Telecommunications enterprises who have received the competent authority’s approval for using radio frequencies in accordance with Article 54 or 59 may transfer a part of the radio frequencies allocated thereto to other telecommunications enterprises by submitting an application and agreement to the competent authority and after said application has been approved by the competent authority.The telecommunications enterprises that are the parties of the agreement as described in the preceding paragraph shall, upon receipt of the competent authority’s approval, submit a self-assessment report to the competent authority to re-examine the PSTN established thereby. Where there is any change to the operating plan, an application shall also be made to the competent authority for its approval.Where the telecommunications enterprise to which the radio frequency was originally allocated plans to share the radio frequency with other telecommunications enterprises, it shall submit the cooperation agreement, amended operating plan, and the network establishment plan to the competent authority for its approval.When the competent authority grants the approval as described in the preceding paragraph, it shall take protection of fair market competition and consumers’ rights and interests into consideration.Rules governing frequencies that may be used by or shared with other telecommunications enterprises as prescribed in Paragraphs 1 and 3; the use methods and targets thereof; restrictions and management; interference alleviating measures; and other related matters shall be promulgated by the competent authority.
中文原文 電信管理法第58條
電信事業依第五十四條或第五十九條規定取得主管機關核准使用無線電頻率者,得檢具申請書及協議書,向主管機關申請核准後,將其獲配頻率之一部提供予他電信事業使用。
前項協議雙方之電信事業,應於主管機關核准後,檢具自評報告,向主管機關申請重新審驗其設置之公眾電信網路;營運計畫有變更時,應向主管機關申請核准。
原獲配無線電頻率之電信事業擬與他電信事業共用該無線電頻率者,應檢具合作協議書、變更後之營運計畫及網路設置計畫,向主管機關申請核准。
主管機關為前項核准時,應保障市場公平競爭及消費者權益。
第一項及第三項得提供予他電信事業使用或共用之頻率、其使用方式與對象、限制與管理、干擾之處理及其他相關事項之辦法,由主管機關定之。

English translation for reference only; the Chinese text prevails. Not legal advice.